Portable Omega® Vacuums, Abatement, 1 US Gal. (3.8 Litres) Capacity, Hepa FiltrationPowerful & quiet, 1 gallon vacuums with a motor rating of up to 1000 hours HEPA filters cartridge is 99. 97% efficient @. 3 micrometers, all models have an optional ULPA cartridge filter 99. 999% efficient @. 12 micrometers Self storage compartment accessories conveniently stored in cover, includes: 6' hose, 16" flexible attachment, 10' power cord, HEPA filter and accessories cUL approved, 3 year limited warranty; Model JD260 is an abatement vacuum,